Image of the Week: Glass into Glass A 405-nm laser is shone through the marble ball from a Codd-neck bottle of the Japanese soft drink Ramune, which focuses the beam into a glass table. The yellow and green fluorescent responses likely arise from dopants such as uranium, manganese, cadmium or other elements or molecules in the glasses excited by the near-UV emission. [2024 #OPNPhotoContest Third Place Tie] —Michael A. Gachich, University of Illinois Urbana-Champaign, Champaign, IL, USA *Link in Bio #glass #laser #bottle #ramune #fluorescent